 
 (defn render-html-header
     "Renders part of HTML page - the header."
-    [word url-prefix]
+    [word url-prefix zw-mode]
     [:head
-        [:title "zg " word]
+        [:title (if zw-mode "zw " "zg ") word]
         [:meta {:name "Author"    :content "Pavel Tisnovsky"}]
         [:meta {:name "Generator" :content "Clojure"}]
         [:meta {:http-equiv "Content-type" :content "text/html; charset=utf-8"}]

    "Render error page with a 'back' button."
    [word user-name message url-prefix]
    (page/xhtml
        (render-html-header "" url-prefix)
        [:body
            [:div {:class "container"}
                (render-navigation-bar-section word user-name url-prefix)
                [:div {:class "col-md-10"}
                    [:h2 "Sorry, error occured in zg"]
                    [:p message]

                        [:tr [:th "Word"]
                             [:th "Added at"]
                             [:th "Added by"]
                             (if zw-mode
                                 [:th "Description"])
                             [:th "Status"]
                             [:th "Operation"]]
                        (for [search-result search-results]
